Lipids , proteins , nucleus acids, and carbohydrates
To order the steps in the order that could be used to find out a virus;
- Observe a natural phenomenon or reaction
- Devise an explanation of what you have observed
- Experiment to support or refute your explanation
- Record the results of your experiments
- Determine whether your results support or refute your explanation
- Decide whether you need to rewrite your explanation on it has withstood testing.
<h3>What is an experiment?</h3>
In science, experiment is the manner by which we are able to establish a cause and effect relationship. It is common in science to carry out an experiment in order to find out the cause of particular effect.
We now have to order the steps in the order that could be used to find out a virus;
- Observe a natural phenomenon or reaction
- Devise an explanation of what you have observed
- Experiment to support or refute your explanation
- Record the results of your experiments
- Determine whether your results support or refute your explanation
- Decide whether you need to rewrite your explanation on it has withstood testing.
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The statement 'a suspect’s mtDNA sample is matched to an unknown sample of mtDNA that was found at a crime scene' is TRUE about mtDNA.
<h3>What is mitochondrial DNA?</h3>
Mitochondrial DNA (mtDNA) is a special class of genetic material contained inside the mitochondria of eukaryotic organisms.
This genetic material (mtDNA) may result very useful to identify samples by making comparisons of the nucleotide sequence.
Mitochondrial DNA typing is a useful strategy used in criminology based on matching an unidentified sample of mtDNA with another obtained at the crime scene.
In conclusion, the statement 'a suspect’s mtDNA sample is matched to an unknown sample of mtDNA that was found at a crime scene' is TRUE about mtDNA.
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Hello! Succession is not really harmful to ecosystems and it’s not a one-time event, because things come and go overtime. Therefore, it’s not A or D. It is necessary for ecosystem recovery, because it’s needed to continue on with things, just like families reproduce to make family continue. It’s not that bad. It’s just a natural process that happens. The answer is B: natural recovery process.